! Started logfile: J1625-2527_X_2003_09_17_pus_uvs.log on Sun May 13 22:07:10 2007 obs J1625-2527_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J1625-2527_X_2003_09_17_pus_uva.fits ! AN table 1: 28 integrations on 120 of 120 possible baselines. ! AN table 2: 37 integrations on 120 of 120 possible baselines. ! AN table 3: 56 integrations on 120 of 120 possible baselines. ! AN table 4: 146 integrations on 120 of 120 possible baselines. ! AN table 5: 58 integrations on 120 of 120 possible baselines. ! AN table 6: 18 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0462585 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1625-2527 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1489 lines of history. ! ! Reading 7616 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 448 telescope corrections were flagged in sub-array 1. ! A total of 592 telescope corrections were flagged in sub-array 2. ! A total of 860 telescope corrections were flagged in sub-array 3. ! A total of 2215 telescope corrections were flagged in sub-array 4. ! A total of 646 telescope corrections were flagged in sub-array 5. ! A total of 161 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 448 telescope corrections were flagged in sub-array 1. ! A total of 592 telescope corrections were flagged in sub-array 2. ! A total of 860 telescope corrections were flagged in sub-array 3. ! A total of 2215 telescope corrections were flagged in sub-array 4. ! A total of 646 telescope corrections were flagged in sub-array 5. ! A total of 161 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 448 telescope corrections were flagged in sub-array 1. ! A total of 592 telescope corrections were flagged in sub-array 2. ! A total of 860 telescope corrections were flagged in sub-array 3. ! A total of 2215 telescope corrections were flagged in sub-array 4. ! A total of 646 telescope corrections were flagged in sub-array 5. ! A total of 161 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 4. ! A total of 448 telescope corrections were flagged in sub-array 1. ! A total of 592 telescope corrections were flagged in sub-array 2. ! A total of 860 telescope corrections were flagged in sub-array 3. ! A total of 2215 telescope corrections were flagged in sub-array 4. ! A total of 646 telescope corrections were flagged in sub-array 5. ! A total of 161 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=1.290592Jy sigma=0.011572 ! Fit after self-cal, rms=1.290573Jy sigma=0.011572 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.6914 mas, bmaj=3.617 mas, bpa=0.3067 degrees ! Estimated noise=1798.42 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.73963 Jy ! Component: 100 - total flux cleaned = 2.12023 Jy ! Total flux subtracted in 100 components = 2.12023 Jy ! Clean residual min=-0.043383 max=0.115045 Jy/beam ! Clean residual mean=0.002791 rms=0.015510 Jy/beam ! Combined flux in latest and established models = 2.12023 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 2.12023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246614Jy sigma=0.002173 ! Fit after self-cal, rms=0.246605Jy sigma=0.002173 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122174 Jy ! Component: 100 - total flux cleaned = 0.187068 Jy ! Total flux subtracted in 100 components = 0.187068 Jy ! Clean residual min=-0.015834 max=0.031047 Jy/beam ! Clean residual mean=0.000904 rms=0.005026 Jy/beam ! Combined flux in latest and established models = 2.3073 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 2.3073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144796Jy sigma=0.001191 ! Fit after self-cal, rms=0.144763Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0348242 Jy ! Component: 100 - total flux cleaned = 0.0535168 Jy ! Total flux subtracted in 100 components = 0.0535168 Jy ! Clean residual min=-0.009984 max=0.012784 Jy/beam ! Clean residual mean=0.000364 rms=0.002845 Jy/beam ! Combined flux in latest and established models = 2.36082 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 2.36082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132310Jy sigma=0.001067 ! Fit after self-cal, rms=0.132284Jy sigma=0.001067 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.9157 mas, bmaj=4.793 mas, bpa=-0.434 degrees ! Estimated noise=1040.72 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148057 Jy ! Component: 100 - total flux cleaned = 0.0217101 Jy ! Component: 150 - total flux cleaned = 0.0251478 Jy ! Component: 200 - total flux cleaned = 0.026138 Jy ! Total flux subtracted in 200 components = 0.026138 Jy ! Clean residual min=-0.004123 max=0.007597 Jy/beam ! Clean residual mean=0.000954 rms=0.001761 Jy/beam ! Combined flux in latest and established models = 2.38696 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 47 components and 2.38696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130455Jy sigma=0.001050 ! Fit after self-cal, rms=0.130420Jy sigma=0.001050 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.02 KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.02 KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.02 KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.02 KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.00 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 6: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Fit before self-cal, rms=0.130420Jy sigma=0.001050 ! Fit after self-cal, rms=0.130333Jy sigma=0.001047 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.9177 mas, bmaj=4.79 mas, bpa=-0.4422 degrees ! Estimated noise=1041.59 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000294852 Jy ! Component: 100 - total flux cleaned = -0.000199696 Jy ! Component: 150 - total flux cleaned = -0.000202265 Jy ! Component: 200 - total flux cleaned = -0.000265855 Jy ! Total flux subtracted in 200 components = -0.000265855 Jy ! Clean residual min=-0.003402 max=0.007314 Jy/beam ! Clean residual mean=0.001218 rms=0.001691 Jy/beam ! Combined flux in latest and established models = 2.38669 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 53 components and 2.38669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130216Jy sigma=0.001046 ! Fit after self-cal, rms=0.130195Jy sigma=0.001045 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130195Jy sigma=0.001045 ! Fit after self-cal, rms=0.130208Jy sigma=0.001045 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.9178 mas, bmaj=4.789 mas, bpa=-0.4447 degrees ! Estimated noise=1041.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.71222e-05 Jy ! Component: 100 - total flux cleaned = 5.03261e-05 Jy ! Component: 150 - total flux cleaned = 0.000114313 Jy ! Component: 200 - total flux cleaned = 0.00022121 Jy ! Total flux subtracted in 200 components = 0.00022121 Jy ! Clean residual min=-0.003313 max=0.007155 Jy/beam ! Clean residual mean=0.001210 rms=0.001640 Jy/beam ! Combined flux in latest and established models = 2.38691 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 56 components and 2.38691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130136Jy sigma=0.001045 ! Fit after self-cal, rms=0.130119Jy sigma=0.001045 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508929 Jy ! Component: 100 - total flux cleaned = 0.00538087 Jy ! Component: 150 - total flux cleaned = 0.00549163 Jy ! Component: 200 - total flux cleaned = 0.005397 Jy ! Total flux subtracted in 200 components = 0.005397 Jy ! Clean residual min=-0.002925 max=0.006265 Jy/beam ! Clean residual mean=0.000857 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 2.39231 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 73 components and 2.39231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129717Jy sigma=0.001041 ! Fit after self-cal, rms=0.129661Jy sigma=0.001041 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129661Jy sigma=0.001041 ! Fit after self-cal, rms=0.129562Jy sigma=0.001040 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.9179 mas, bmaj=4.786 mas, bpa=-0.4478 degrees ! Estimated noise=1042.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298549 Jy ! Component: 100 - total flux cleaned = 0.0031795 Jy ! Component: 150 - total flux cleaned = 0.00334265 Jy ! Component: 200 - total flux cleaned = 0.00348604 Jy ! Total flux subtracted in 200 components = 0.00348604 Jy ! Clean residual min=-0.002641 max=0.005752 Jy/beam ! Clean residual mean=0.000778 rms=0.001278 Jy/beam ! Combined flux in latest and established models = 2.39579 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 83 components and 2.39579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129379Jy sigma=0.001039 ! Fit after self-cal, rms=0.129353Jy sigma=0.001039 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (4.6, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341905 Jy ! Component: 100 - total flux cleaned = 0.00460587 Jy ! Component: 150 - total flux cleaned = 0.00544743 Jy ! Component: 200 - total flux cleaned = 0.00583989 Jy ! Total flux subtracted in 200 components = 0.00583989 Jy ! Clean residual min=-0.002380 max=0.005037 Jy/beam ! Clean residual mean=0.000471 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 2.40163 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 2.40163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129101Jy sigma=0.001037 ! Fit after self-cal, rms=0.129083Jy sigma=0.001037 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Added new window around map position (-6, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412447 Jy ! Component: 100 - total flux cleaned = 0.00526627 Jy ! Component: 150 - total flux cleaned = 0.00550369 Jy ! Component: 200 - total flux cleaned = 0.00557373 Jy ! Total flux subtracted in 200 components = 0.00557373 Jy ! Clean residual min=-0.002626 max=0.003125 Jy/beam ! Clean residual mean=0.000184 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 2.40721 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 125 components and 2.40721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128909Jy sigma=0.001035 ! Fit after self-cal, rms=0.128903Jy sigma=0.001035 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128903Jy sigma=0.001035 ! Fit after self-cal, rms=0.128714Jy sigma=0.001035 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=2.541 mas, bmaj=6.138 mas, bpa=2.107 degrees ! Estimated noise=1267.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271635 Jy ! Component: 100 - total flux cleaned = 0.0041983 Jy ! Component: 150 - total flux cleaned = 0.00437778 Jy ! Component: 200 - total flux cleaned = 0.00453793 Jy ! Total flux subtracted in 200 components = 0.00453793 Jy ! Clean residual min=-0.002214 max=0.002967 Jy/beam ! Clean residual mean=0.000448 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 2.41175 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 148 components and 2.41175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128668Jy sigma=0.001035 ! Fit after self-cal, rms=0.128663Jy sigma=0.001035 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263175 Jy ! Component: 100 - total flux cleaned = 0.000363244 Jy ! Component: 150 - total flux cleaned = 0.000393989 Jy ! Component: 200 - total flux cleaned = 0.0004515 Jy ! Total flux subtracted in 200 components = 0.0004515 Jy ! Clean residual min=-0.002017 max=0.003006 Jy/beam ! Clean residual mean=0.000405 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 2.4122 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 156 components and 2.4122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128652Jy sigma=0.001034 ! Fit after self-cal, rms=0.128652Jy sigma=0.001034 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.918 mas, bmaj=4.786 mas, bpa=-0.4501 degrees ! Estimated noise=1042.35 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.918 x 4.786 at -0.4501 degrees (North through East) ! Clean map min=-0.0044582 max=2.2767 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128652Jy sigma=0.001034 ! Fit after self-cal, rms=0.128600Jy sigma=0.001034 ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.918 mas, bmaj=4.785 mas, bpa=-0.4512 degrees ! Estimated noise=1042.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163841 Jy ! Component: 100 - total flux cleaned = 0.00184648 Jy ! Component: 150 - total flux cleaned = 0.0019063 Jy ! Component: 200 - total flux cleaned = 0.0019614 Jy ! Total flux subtracted in 200 components = 0.0019614 Jy ! Clean residual min=-0.002099 max=0.003444 Jy/beam ! Clean residual mean=0.000286 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 2.41416 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 168 components and 2.41416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128531Jy sigma=0.001034 ! Fit after self-cal, rms=0.128530Jy sigma=0.001034 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199633 Jy ! Component: 100 - total flux cleaned = 0.00030585 Jy ! Component: 150 - total flux cleaned = 0.000406917 Jy ! Component: 200 - total flux cleaned = 0.000503651 Jy ! Total flux subtracted in 200 components = 0.000503651 Jy ! Clean residual min=-0.002062 max=0.003451 Jy/beam ! Clean residual mean=0.000260 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 2.41466 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 174 components and 2.41466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128491Jy sigma=0.001033 ! Fit after self-cal, rms=0.128491Jy sigma=0.001033 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Added new window around map position (-10.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312509 Jy ! Component: 100 - total flux cleaned = 0.00361945 Jy ! Component: 150 - total flux cleaned = 0.00382435 Jy ! Component: 200 - total flux cleaned = 0.00382574 Jy ! Total flux subtracted in 200 components = 0.00382574 Jy ! Clean residual min=-0.002338 max=0.002617 Jy/beam ! Clean residual mean=0.000141 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 2.41849 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 200 components and 2.41849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128369Jy sigma=0.001032 ! Fit after self-cal, rms=0.128365Jy sigma=0.001032 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128365Jy sigma=0.001032 ! Fit after self-cal, rms=0.128353Jy sigma=0.001032 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.6934 mas, bmaj=3.61 mas, bpa=0.2955 degrees ! Estimated noise=1801.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.74256 Jy ! Component: 100 - total flux cleaned = 2.12339 Jy ! Component: 150 - total flux cleaned = 2.24097 Jy ! Component: 200 - total flux cleaned = 2.30293 Jy ! Total flux subtracted in 200 components = 2.30293 Jy ! Clean residual min=-0.015517 max=0.029580 Jy/beam ! Clean residual mean=0.001075 rms=0.005111 Jy/beam ! Combined flux in latest and established models = 2.30293 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.30293 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.918 mas, bmaj=4.785 mas, bpa=-0.4526 degrees ! Estimated noise=1042.63 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0508499 Jy ! Component: 100 - total flux cleaned = 0.0738492 Jy ! Component: 150 - total flux cleaned = 0.086078 Jy ! Component: 200 - total flux cleaned = 0.0943212 Jy ! Total flux subtracted in 200 components = 0.0943212 Jy ! Clean residual min=-0.003041 max=0.004807 Jy/beam ! Clean residual mean=0.001408 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 2.39725 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 53 components and 2.39725 Jy ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=2.54 mas, bmaj=6.136 mas, bpa=2.108 degrees ! Estimated noise=1268.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00717248 Jy ! Component: 100 - total flux cleaned = 0.0120427 Jy ! Component: 150 - total flux cleaned = 0.0156076 Jy ! Component: 200 - total flux cleaned = 0.0183302 Jy ! Total flux subtracted in 200 components = 0.0183302 Jy ! Clean residual min=-0.002090 max=0.003075 Jy/beam ! Clean residual mean=0.000727 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 2.41558 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216145 Jy ! Component: 100 - total flux cleaned = 0.00324621 Jy ! Component: 150 - total flux cleaned = 0.00388462 Jy ! Component: 200 - total flux cleaned = 0.00434757 Jy ! Total flux subtracted in 200 components = 0.00434757 Jy ! Clean residual min=-0.002153 max=0.002640 Jy/beam ! Clean residual mean=0.000346 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 2.41993 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 114 components and 2.41993 Jy ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! Estimated beam: bmin=0.918 mas, bmaj=4.785 mas, bpa=-0.4526 degrees ! Estimated noise=1042.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00217741 Jy ! Component: 100 - total flux cleaned = -0.001648 Jy ! Component: 150 - total flux cleaned = -0.00116539 Jy ! Component: 200 - total flux cleaned = -0.000724016 Jy ! Total flux subtracted in 200 components = -0.000724016 Jy ! Clean residual min=-0.002351 max=0.002879 Jy/beam ! Clean residual mean=0.000255 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 2.41921 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 138 components and 2.4192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128893Jy sigma=0.001037 ! Fit after self-cal, rms=0.128862Jy sigma=0.001036 wmodel J1625-2527_X_2003_09_17_pus_map.mod ! Writing 138 model components to file: J1625-2527_X_2003_09_17_pus_map.mod wobs J1625-2527_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J1625-2527_X_2003_09_17_pus_uvs.fits wwins J1625-2527_X_2003_09_17_pus_map.win ! wwins: Wrote 5 windows to J1625-2527_X_2003_09_17_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121965 Jy ! Component: 100 - total flux cleaned = 0.00191145 Jy ! Component: 150 - total flux cleaned = 0.00234461 Jy ! Component: 200 - total flux cleaned = 0.0027195 Jy ! Component: 250 - total flux cleaned = 0.00300144 Jy ! Component: 300 - total flux cleaned = 0.00327423 Jy ! Component: 350 - total flux cleaned = 0.00350106 Jy ! Component: 400 - total flux cleaned = 0.00368489 Jy ! Component: 450 - total flux cleaned = 0.00389982 Jy ! Component: 500 - total flux cleaned = 0.0040747 Jy ! Component: 550 - total flux cleaned = 0.00417746 Jy ! Component: 600 - total flux cleaned = 0.00431203 Jy ! Component: 650 - total flux cleaned = 0.00441076 Jy ! Component: 700 - total flux cleaned = 0.00441095 Jy ! Component: 750 - total flux cleaned = 0.00447524 Jy ! Component: 800 - total flux cleaned = 0.00453852 Jy ! Component: 850 - total flux cleaned = 0.00460084 Jy ! Component: 900 - total flux cleaned = 0.004662 Jy ! Component: 950 - total flux cleaned = 0.00472243 Jy ! Component: 1000 - total flux cleaned = 0.00481156 Jy ! Total flux subtracted in 1024 components = 0.00481146 Jy ! Clean residual min=-0.001546 max=0.001610 Jy/beam ! Clean residual mean=0.000055 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 2.42402 Jy keep ! Adding 71 model components to the UV plane model. ! The established model now contains 204 components and 2.42402 Jy wmap "J1625-2527_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.918 x 4.785 at -0.4526 degrees (North through East) ! Clean map min=-0.0043773 max=2.2756 Jy/beam ! Writing clean map to FITS file: J1625-2527_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.27557 invert ! Inverting map ! Your choice of large map pixels excluded 1.8% of the data. ! The x-axis pixel size should ideally be below 0.187 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000671739 device "J1625-2527_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J1625-2527_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0885588 0.0885588 0.177118 0.354235 0.708471 1.41694 2.83388 5.66777 11.3355 22.6711 45.3421 90.6842 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.275 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.918 x 4.785 at -0.4526 degrees (North through East) ! Clean map min=-0.0043773 max=2.2756 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1625-2527_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J1625-2527_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1625-2527_X_2003_09_17_pus_uvs.log closed on Sun May 13 22:08:14 2007